Guizhou Ya Optoelectronics Technology Co., Ltd. is a joint-stock enterprise established by the separation and restructuring of China Zhenhua Electronics Group in August 2006, with a registered capital of 42.1659 million yuan. Since its establishment, the company has always adhered to the core values of "reliable" and followed the development strategy of "high-tech, special and fine" and school enterprise cooperation; Market oriented, innovation driven and continuous improvement. To be engaged in R & D and production of new automotive electronic power devices, power integrated circuit ICs, power modules, intelligent modules, sensors and automotive inspired all-in-one controller (BSG controller) and other products; It has obtained 94 patents, 1 international invention patent, 17 national invention patents and 76 utility model patents. The highly sensitive anisotropic magnetoresistive switch chip won the third prize of scientific and technological progress award of Sichuan Province.